Online HelpPC 2.10      Quick Reference Utility     Copyright 1991 David Jurgens

 
                          TC: int _close( int fh )                          
                                                                                
                                                                                
        - prototype in io.h                                                     
                                                                                
        - closes file fh where fh is file handle from _creat(), creat(),        
          creatnew(), creattemp(), dup(), dup2(), _open(), or                   
          open().                                                               
        - use fdopen() to change file handle to file stream.                    
        - does not write a Ctrl-Z to a text file on closing                     
        - returns 0 if OK;  -1 & errno=EBADF                                    
        - MS C uses _dos_close()                                                
                                                                                
        - see   INT 21,3E                                                       
                                                                                
 

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